package com.school.cloud.service;

/**
 * 功能描述：
 *
 * @Package: com.school.cloud.service
 * @author: Marvin-zl
 * @date: 2022/5/16 18:17
 */
public interface StorageService {
    /**
     * 扣减库存
     */
    void decrease(Long productId, Integer count);
}
